CVE-2010-3477

Priority

Low

Description

The tcf_act_police_dump function in net/sched/act_police.c in the actionsimplementation in the network queueing functionality in the Linux kernelbefore 2.6.36-rc4 does not properly initialize certain structure members,which allows local users to obtain potentially sensitive information fromkernel memory via vectors involving a dump operation. NOTE: thisvulnerability exists because of an incomplete fix for CVE-2010-2942.

Ubuntu-Description

Eric Dumazet discovered that many network functions could leak kernel stackcontents. A local attacker could exploit this to read portions of kernelmemory, leading to a loss of privacy.